Pour le dashboard on supprime la recherche des commentaires sans date

src/Repository/CommentaireRepository.php

@@ -34,6 +34,7 @@ class CommentaireRepository extends ServiceEntityRepository
     {
         return $this->createQueryBuilder('c')
             ->select("DATE_FORMAT(c.dateSubmitted, '%Y-%m') as month, COUNT(c.id) as entryCount")
+            ->where('c.dateSubmitted IS NOT NULL')
             ->groupBy('month')
             ->orderBy('month', 'ASC')
             ->getQuery()